The Respirator Mask Headgear Strap is designed for F20 CPAP Masks, providing a secure and comfortable fit during use.Made from durable nylon, it ensures a long-lasting and reliable solution for headgear replacement.The lightweight design adds to user comfort, allowing for a peaceful sleep experience. This headgear strap is an essential accessory for maintaining the effectiveness of respiratory therapy.Please note:There is a slight color difference or difference in kind, it does not affect the use, please do not mind, thank you!Feature:Durable, Lightweight, AdjustableColour:GrayMaterial:nylonPackage Contents:1 * F20 headbandOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +- 1-3cm.